Wednesday, July 8, 2026

Patent intelligence · US

US 9603853

Formulations of viloxazine

granted A61KA61K31/5375A61K9/00A61K9/146
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 11
Applicant portfolio 68
Patent details — US 9603853
Jurisdiction
US
Status
granted
Grant date
Mar 28, 2017
Expiration
Mar 23, 2037
Claims
14
CPC classes
A61K, A61K31/5375, A61K9/00, A61K9/146
View on Google Patents ↗

Quick answer

US 9603853 (Formulations of viloxazine) is held by Supernus Pharmaceuticals, Inc.. Status: granted. Granted Mar 28, 2017. Expires Mar 23, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
14
CPC classes
A61K, A61K31/5375, A61K9/00, A61K9/146, A61K9/2054, A61K9/485

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Frequently asked questions

What is US patent 9603853?

US 9603853 (Formulations of viloxazine) is held by Supernus Pharmaceuticals, Inc.. Status: granted. Granted Mar 28, 2017. Expires Mar 23, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9603853?

Supernus Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 68 pharmaceutical patents for this assignee.

When does US 9603853 expire?

Our index shows an expiration date of Mar 23, 2037 (11 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.